package com.mmall.service.Impl;


import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.google.common.collect.Maps;
import com.mmall.common.ServerResponse;
import com.mmall.dao.ShippingMapper;
import com.mmall.pojo.Shipping;
import com.mmall.service.IShippingService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;
import java.util.Map;


/**
 * @Author: Czh
 * @Date: 2019/5/7  13:37
 * @Version: 1.0
 **/
@Service("iShippingService")
public class ShippingServiceImpl implements IShippingService {


    @Autowired
    private ShippingMapper shippingMapper;


    @Override
    public ServerResponse add(Integer userId , Shipping shipping){
        shipping.setUserId(userId);
        int rowCount = shippingMapper.insert(shipping);
        if (rowCount > 0){
            Map result = Maps.newHashMap();
            result.put("shippingId" , shipping.getId());
            return ServerResponse.createBySuccess("新建地址成功" , result);
        }
        return ServerResponse.createByErrorMessage("新建地址失败");
    }


    @Override
    public ServerResponse delete(Integer userId , Integer shippingId){
        int resultCount = shippingMapper.deleteByShippingIdUserId(userId , shippingId);
        if (resultCount > 0 ){
            return ServerResponse.createBySuccess("删除地址成功");
        }
        return ServerResponse.createByErrorMessage("删除地址失败");
    }

    @Override
    public ServerResponse update(Integer userId , Shipping shipping){
        shipping.setUserId(userId);
        int rowCount = shippingMapper.updateByShipping(shipping);
        if (rowCount > 0 ){
            return ServerResponse.createBySuccess("更新地址成功");
        }
        return ServerResponse.createByErrorMessage("更新地址失败");
    }


    @Override
    public ServerResponse<Shipping> select(Integer userId , Integer shippingId){
        Shipping shipping = shippingMapper.selectByShippingIdUserId(userId , shippingId);
        if (shipping == null){
            return ServerResponse.createByErrorMessage("无法查询到该地址");
        }
        return ServerResponse.createBySuccess("更新地址成功", shipping);
    }


    @Override
    public ServerResponse<PageInfo> list(Integer userId , Integer pageNum , Integer pageSize){
        PageHelper.startPage(pageNum , pageSize);
        List<Shipping> shippingList = shippingMapper.selectByUserId(userId);
        PageInfo pageInfo = new PageInfo(shippingList);
        return ServerResponse.createBySuccess(pageInfo);
    }









}
